Service difficulty report · Channel · Boeing 747212B

Difficulty date
July 3, 2007
Submitted
July 27, 2007
Operation
Air carrier
Aircraft
N522UP
Make and model
Boeing 747212B
Aircraft serial
21936
Aircraft time
74,820 hours, 17,560 cycles
Part
Channel
Condition
Cracked
Location
Bs 820
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

INSPECTION TYPE:C LT BS 820 TENSION TIE NR 4 FASTENER HOLE FOUND CRACK AT FWD CHANNEL APPROX 1/16" IN LENGTH RUNNING UP. M/D BS 820 TENSION TIE FWD CHANNEL REPAIRED AS PER RS R53-25-35817 AND UPS EO B747-5310-27264-A. CONTINUE INSPECTION IS REQUIRED AS PER RS R53-25-35817 AND UPS EO B747-5310-27264.

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